Dear Grads users, I have 46 annual global temperature data (field). Do you know how to compute the trend (i.e. the slope) for each grid point of the data? Thanks for your help in advance. Regards, Cleo Yip -------------- next part -------------- An HTML attachment was scrubbed... URL: http://gradsusr.org/pipermail/gradsusr/attachments/20061114/6685f6d6/attachment.html